Núria Mercadé-Besora, Yuchen Guo, Mike Du, Xintong Li, Juan Manuel Ramírez-Anguita, Alberto Moreno, António Valente, Felipe Villalobos, Iek Leng Cheng, Lucía A Carrasco-Ribelles, Maaike Mh van Swieten, Manon Merkelbach, Mary Magoya, Paolo Lasalvia, Pau Pericàs Pulido, Paul Berg, Pauline Bosco-Lévy, Roberto Lillini, Rogerio Ribeiro, Trinamjot Kaur Bagga, Vittoria Ramella, Sara Khalid, Miguel Angel Mayer, Angela Leis, Annika M Jödicke, Edward Burn, Daniel Prieto-Alhambra, Martí Català, Albert Prats-Uribe
OBJECTIVE: We studied whether the use of hydroxychloroquine (HCQ) for COVID-19 resulted in supply shortages for patients with rheumatoid arthritis (RA) and systemic lupus erythematosus (SLE). METHODS: We used US claims data (IQVIA PHARMETRICS® Plus for Academics [PHARMETRICS]) and hospital electronic records from Spain (IMASIS) to estimate monthly rates of HCQ use between January 2019 and March 2022, in the general population, and in RA and SLE patients. Methotrexate (MTX) was use was estimated as a control...
March 25, 2024: Arthritis Care & Research